<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
	</head>
	<body>
	</body>
	<script type="text/javascript">
		const b=1.2;
		const a={
			name:"123",
			age:12,
		}
		a.name="124";
		b=1.4;
		console.log(a.name);
	</script>
</html>
